| Vendor | Spec | Unit | Price | Currency | Date |
| Shandong Zhiheng | China national standards | MT | 908.72 | USD | 20251201 |
| Lihuayi Weiyuan Chem | China national standards | MT | 866.32 | USD | 20251201 |
| Beijing Yanshan Petro | China national standards | MT | 883.28 | USD | 20251201 |
| Shiyou Yangzhou Chem | China national standards | MT | 866.32 | USD | 20251201 |
| Qingdao Shengze Chem | China national standards | MT | 876.21 | USD | 20251201 |
| Shandong Junfeng | China national standards | MT | 918.61 | USD | 20251201 |
| Beijing Yanshan Petro | China national standards | MT | 1201.26 | USD | 20251201 |
| Jinan Qi Mat | China national standards | MT | 866.32 | USD | 20251201 |
| Beijing Yanshan Petro | China national standards | MT | 1173.0 | USD | 20251201 |
| Unknown | China national standards | MT | 883.28 | USD | 20251201 |